@article{ref1,
title="The influence of Indian and Negro blood on the manic-depressive psychosis",
journal="Journal of nervous and mental disease",
year="1943",
author="Fischer, Siegfried",
volume="97",
number="4",
pages="409-420",
abstract="KEYWORDS: Suicide<p /><p>Language: en</p>",
language="en",
issn="0022-3018",
doi="",
url="http://dx.doi.org/"
}